1958540496 has 40 divisors (see below), whose sum is σ = 5519524704. Its totient is φ = 593496960.

The previous prime is 1958540473. The next prime is 1958540503. The reversal of 1958540496 is 6940458591.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1854151 + ... + 1855206.

Almost surely, 2^1958540496 is an apocalyptic number.

1958540496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1958540496 is an abundant number, since it is smaller than the sum of its proper divisors (3560984208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1958540496 is a wasteful number, since it uses less digits than its factorization.

1958540496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3709379 (or 3709373 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 51.

The square root of 1958540496 is about 44255.4007551621. The cubic root of 1958540496 is about 1251.1542396699.

The spelling of 1958540496 in words is "one billion, nine hundred fifty-eight million, five hundred forty thousand, four hundred ninety-six".